Brainstorming for next piece of coursework

Plot is that of a group of friends on a day out, recording the experience. Person recording himself is a video blogger who uploads all of his videos to youtube. The footage is recovered from a murder scene by detectives.

First scene is of group walking to destination in a park. Other people will be seen in the shot, sense of realism. Banter between group, discussing some real world issue for sake of video blog episode.

Eventually brushes over noticing something odd about member of group. Doesn't make too much of a fuss

Notices his condition getting worse, they decide to take him home